function literatuuraanvragen_popup(title)
{
	var w = 300;
	var h = 520;
	window.open("/literatuuraanvragen/" + title , "popup", "left=" + ((screen.width/2)-(w/2)) + ",top=" + ((screen.height/2)-(h/2)-20) + ",width="+w+",height="+h+",scrollbars=no,toolbar=no,location=no");
}